10111101012011 has 4 divisors (see below), whose sum is σ = 10215339166872. Its totient is φ = 10006862857152.

The previous prime is 10111101011917. The next prime is 10111101012013. The reversal of 10111101012011 is 11021010111101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10111101012011 - 2¹⁰ = 10111101010987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10111101011983 and 10111101012001.

It is not an unprimeable number, because it can be changed into a prime (10111101012013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52119077285 + ... + 52119077478.

It is an arithmetic number, because the mean of its divisors is an integer number (2553834791718).

Almost surely, 2^{10111101012011} is an apocalyptic number.

10111101012011 is a deficient number, since it is larger than the sum of its proper divisors (104238154861).

10111101012011 is an equidigital number, since it uses as much as digits as its factorization.

10111101012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104238154860.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10111101012011 its reverse (11021010111101), we get a palindrome (21132111123112).

The spelling of 10111101012011 in words is "ten trillion, one hundred eleven billion, one hundred one million, twelve thousand, eleven".